oj.uz

Submission #40149

# Submission time Handle Problem Language Result Execution time Memory
40149 2018-01-28T13:51:56 Z Abelyan Jakarta Skyscrapers (APIO15_skyscraper) C++14
57 / 100
 797 ms 18120 KB 
#include <bits/stdc++.h>
using namespace std;

#define sc second
#define fr first
#define pr pair<int,int>
#define _mp make_pair

const int N=2006,M=30006,INF=1000000007;
int g[N][N],d[N];
priority_queue <pr> p;
pr a[M];
bool col[N];


int main()
{
	int n,m;
	scanf("%d%d",&n,&m);
	for (int i=0;i<m;i++){
	    int b,p;
	    scanf("%d%d",&b,&p);
	    a[i]=_mp(b,p);
	}
	for (int i=0;i<n;i++){
        for (int j=0;j<n;j++){
            g[i][j]=INF;
        }
	}
	for (int i=0;i<n;i++){
        for (int j=0;j<m;j++){
            if (i%a[j].sc==a[j].fr%a[j].sc){
                g[a[j].fr][i]=min(g[a[j].fr][i],abs(a[j].fr-i)/a[j].sc);
            }
        }
	}
	for (int i=0;i<n;i++){
        d[i]=INF;
	}
	d[a[0].fr]=0;
	p.push(_mp(0,a[0].fr));
	while (!p.empty()){
        int v;
        do{
           v=p.top().sc;
           p.pop();
        }while(col[v] && !p.empty());
        if (col[v] && p.empty()) break;
        col[v]=true;
        for (int i=0;i<n;i++){
            if (g[v][i]!=INF && !col[i] && d[i]>d[v]+g[v][i]){
                d[i]=d[v]+g[v][i];
                p.push(_mp(-d[i],i));
            }
        }
	}
	if (d[a[1].fr]==INF){
        cout<<-1<<endl;
        return 0;
	}
	cout<<d[a[1].fr]<<endl;
	return 0;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:19:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d",&n,&m);
                     ^
skyscraper.cpp:22:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
      scanf("%d%d",&b,&p);
                         ^

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17980 KB Output is correct
2 Correct 0 ms 17980 KB Output is correct
3 Correct 0 ms 17980 KB Output is correct
4 Correct 0 ms 17980 KB Output is correct
5 Correct 0 ms 17980 KB Output is correct
6 Correct 0 ms 17980 KB Output is correct
7 Correct 0 ms 17980 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17980 KB Output is correct
2 Correct 0 ms 17980 KB Output is correct
3 Correct 0 ms 17980 KB Output is correct
4 Correct 0 ms 17980 KB Output is correct
5 Correct 0 ms 17980 KB Output is correct
6 Correct 0 ms 17980 KB Output is correct
7 Correct 0 ms 17980 KB Output is correct
8 Correct 0 ms 17980 KB Output is correct
9 Correct 0 ms 17980 KB Output is correct
10 Correct 1 ms 17980 KB Output is correct
11 Correct 3 ms 17980 KB Output is correct
12 Correct 5 ms 17980 KB Output is correct
13 Correct 5 ms 17980 KB Output is correct
14 Correct 3 ms 17980 KB Output is correct
15 Correct 3 ms 17980 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17980 KB Output is correct
2 Correct 0 ms 17980 KB Output is correct
3 Correct 0 ms 17980 KB Output is correct
4 Correct 0 ms 17980 KB Output is correct
5 Correct 0 ms 17980 KB Output is correct
6 Correct 0 ms 17980 KB Output is correct
7 Correct 0 ms 17980 KB Output is correct
8 Correct 0 ms 17980 KB Output is correct
9 Correct 0 ms 17980 KB Output is correct
10 Correct 0 ms 17980 KB Output is correct
11 Correct 3 ms 17980 KB Output is correct
12 Correct 1 ms 17980 KB Output is correct
13 Correct 3 ms 17980 KB Output is correct
14 Correct 2 ms 17980 KB Output is correct
15 Correct 3 ms 17980 KB Output is correct
16 Correct 0 ms 17980 KB Output is correct
17 Correct 14 ms 17980 KB Output is correct
18 Correct 22 ms 17980 KB Output is correct
19 Correct 18 ms 17980 KB Output is correct
20 Correct 100 ms 17980 KB Output is correct
21 Correct 7 ms 17980 KB Output is correct
22 Correct 9 ms 17980 KB Output is correct
23 Correct 24 ms 17980 KB Output is correct
24 Correct 30 ms 17980 KB Output is correct
25 Correct 50 ms 18120 KB Output is correct
26 Correct 66 ms 17980 KB Output is correct
27 Correct 64 ms 17980 KB Output is correct
28 Correct 40 ms 17980 KB Output is correct
29 Correct 24 ms 18120 KB Output is correct
30 Correct 13 ms 18120 KB Output is correct
31 Correct 15 ms 18120 KB Output is correct
32 Correct 12 ms 18120 KB Output is correct
33 Correct 43 ms 18120 KB Output is correct
34 Correct 44 ms 18120 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17980 KB Output is correct
2 Correct 0 ms 17980 KB Output is correct
3 Correct 0 ms 17980 KB Output is correct
4 Correct 0 ms 17980 KB Output is correct
5 Correct 0 ms 17980 KB Output is correct
6 Correct 0 ms 17980 KB Output is correct
7 Correct 0 ms 17980 KB Output is correct
8 Correct 0 ms 17980 KB Output is correct
9 Correct 0 ms 17980 KB Output is correct
10 Correct 1 ms 17980 KB Output is correct
11 Correct 2 ms 17980 KB Output is correct
12 Correct 3 ms 17980 KB Output is correct
13 Correct 3 ms 17980 KB Output is correct
14 Correct 2 ms 17980 KB Output is correct
15 Correct 3 ms 17980 KB Output is correct
16 Correct 3 ms 17980 KB Output is correct
17 Correct 11 ms 17980 KB Output is correct
18 Correct 17 ms 17980 KB Output is correct
19 Correct 15 ms 17980 KB Output is correct
20 Correct 78 ms 17980 KB Output is correct
21 Correct 6 ms 17980 KB Output is correct
22 Correct 22 ms 17980 KB Output is correct
23 Correct 20 ms 17980 KB Output is correct
24 Correct 43 ms 17980 KB Output is correct
25 Correct 37 ms 18120 KB Output is correct
26 Correct 55 ms 17980 KB Output is correct
27 Correct 57 ms 17980 KB Output is correct
28 Correct 50 ms 17980 KB Output is correct
29 Correct 18 ms 18120 KB Output is correct
30 Correct 13 ms 18120 KB Output is correct
31 Correct 23 ms 18120 KB Output is correct
32 Correct 19 ms 18120 KB Output is correct
33 Correct 46 ms 18120 KB Output is correct
34 Correct 41 ms 18120 KB Output is correct
35 Correct 285 ms 18120 KB Output is correct
36 Correct 47 ms 17980 KB Output is correct
37 Correct 314 ms 18120 KB Output is correct
38 Correct 520 ms 18120 KB Output is correct
39 Correct 526 ms 18120 KB Output is correct
40 Correct 505 ms 18120 KB Output is correct
41 Correct 474 ms 18120 KB Output is correct
42 Correct 726 ms 17980 KB Output is correct
43 Correct 768 ms 17980 KB Output is correct
44 Correct 797 ms 17980 KB Output is correct
45 Correct 484 ms 18120 KB Output is correct
46 Correct 471 ms 18120 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 17980 KB Output is correct
2 Correct 0 ms 17980 KB Output is correct
3 Correct 0 ms 17980 KB Output is correct
4 Correct 0 ms 17980 KB Output is correct
5 Correct 0 ms 17980 KB Output is correct
6 Correct 0 ms 17980 KB Output is correct
7 Correct 0 ms 17980 KB Output is correct
8 Correct 0 ms 17980 KB Output is correct
9 Correct 0 ms 17980 KB Output is correct
10 Correct 1 ms 17980 KB Output is correct
11 Correct 0 ms 17980 KB Output is correct
12 Correct 3 ms 17980 KB Output is correct
13 Correct 3 ms 17980 KB Output is correct
14 Correct 2 ms 17980 KB Output is correct
15 Correct 2 ms 17980 KB Output is correct
16 Correct 2 ms 17980 KB Output is correct
17 Correct 13 ms 17980 KB Output is correct
18 Correct 17 ms 17980 KB Output is correct
19 Correct 14 ms 17980 KB Output is correct
20 Correct 77 ms 17980 KB Output is correct
21 Correct 3 ms 17980 KB Output is correct
22 Correct 12 ms 17980 KB Output is correct
23 Correct 20 ms 17980 KB Output is correct
24 Correct 36 ms 17980 KB Output is correct
25 Correct 35 ms 18120 KB Output is correct
26 Correct 51 ms 17980 KB Output is correct
27 Correct 54 ms 17980 KB Output is correct
28 Correct 41 ms 17980 KB Output is correct
29 Correct 26 ms 18120 KB Output is correct
30 Correct 16 ms 18120 KB Output is correct
31 Correct 16 ms 18120 KB Output is correct
32 Correct 17 ms 18120 KB Output is correct
33 Correct 40 ms 18120 KB Output is correct
34 Correct 43 ms 18120 KB Output is correct
35 Correct 304 ms 18120 KB Output is correct
36 Correct 42 ms 17980 KB Output is correct
37 Correct 318 ms 18120 KB Output is correct
38 Correct 509 ms 18120 KB Output is correct
39 Correct 488 ms 18120 KB Output is correct
40 Correct 487 ms 18120 KB Output is correct
41 Correct 495 ms 18120 KB Output is correct
42 Correct 744 ms 17980 KB Output is correct
43 Correct 738 ms 17980 KB Output is correct
44 Correct 777 ms 17980 KB Output is correct
45 Correct 469 ms 18120 KB Output is correct
46 Correct 497 ms 18120 KB Output is correct
47 Runtime error 22 ms 17980 KB Execution killed with signal 11 (could be triggered by violating memory limits)
48 Halted 0 ms 0 KB -